/*
 * Copyright 2017 resin.io
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

'use strict'

module.exports = {

  /**
   * @summary Determine whether an error is considered a
   * transient occurrence, and the operation should be retried
   * Errors considered potentially temporary are:
   *   - Mac OS: ENXIO, EBUSY
   *   - Windows: ENOENT, UNKNOWN
   *   - Linux: EIO, EBUSY
   * @private
   * @param {Error} error - Error
   * @returns {Boolean}
   * @example
   * errors.isTransientError(error)
   */
  isTransientError (error) {
    if (process.platform === 'darwin') {
      return error.code === 'ENXIO' || error.code === 'EBUSY'
    } else if (process.platform === 'linux') {
      return error.code === 'EIO' || error.code === 'EBUSY'
    } else if (process.platform === 'win32') {
      return error.code === 'ENOENT' || error.code === 'UNKNOWN'
    }
    return false
  }

}
